| Patents for H04R 1 - Details of transducers (42,173) |
|---|
| 01/01/2014 | CN203377999U Sound box provided with various transmission functions |
| 01/01/2014 | CN203377998U A suspended Bluetooth small loudspeaker box |
| 01/01/2014 | CN203377997U 一种全向三维辐射音箱 A fully three-dimensional radiation to Speaker |
| 01/01/2014 | CN203377996U Sound box |
| 01/01/2014 | CN103493511A Apparatus and methods for individual addressing and noise reduction in actuator arrays |
| 01/01/2014 | CN103493509A Orientation-responsive acoustic driver operation |
| 01/01/2014 | CN103492901A Mounting structure for sonar sensor |
| 01/01/2014 | CN103491483A Electroacoustic device |
| 01/01/2014 | CN103491482A Audio processing device for mobile terminals |
| 01/01/2014 | CN103491481A Radiation type bass reflex |
| 01/01/2014 | CN103491480A Sound output apparatus, audio processing apparatus, sound output method, and audio processing method |
| 01/01/2014 | CN103491479A Resonance portable acoustics device with dual 360-degree sound production |
| 01/01/2014 | CN103491478A Double-layer-voice-coil-group moving-iron earphones |
| 01/01/2014 | CN103491477A Earphone |
| 01/01/2014 | CN103491476A Earphone headband, manufacturing method of earphone headband and earphones with earphone headband |
| 01/01/2014 | CN103491475A Earphone with automatic detection function and operation method thereof |
| 01/01/2014 | CN103491474A Headphone |
| 01/01/2014 | CN103491473A Bluetooth headset |
| 01/01/2014 | CN103491472A Microphone assembly and portal electronic device using same |
| 01/01/2014 | CN103491471A Loudspeaker box |
| 01/01/2014 | CN103491470A Loudspeaker box |
| 01/01/2014 | CN103491469A Loudspeaker box |
| 01/01/2014 | CN103491468A Loudspeaker box |
| 01/01/2014 | CN103491467A Mini speaker |
| 01/01/2014 | CN103491466A 扬声器单元 Speaker unit |
| 01/01/2014 | CN103491465A Speaker apparatus and speaker box |
| 01/01/2014 | CN103491464A Loudspeaker box |
| 01/01/2014 | CN103491463A Tablet personal computer support acoustic device |
| 01/01/2014 | CN103491462A Volume adjustment structure and electronic deice with same |
| 01/01/2014 | CN102098597B Ultralow frequency (ULF) active speaker with built-in velocity feedback |
| 01/01/2014 | CN101583059B Noise-cancelling headphone |
| 12/31/2013 | US8620017 Speaker and magnetic circuit |
| 12/31/2013 | US8620016 Magnetic speaker grill |
| 12/31/2013 | US8620004 Electronic device, electronic system, and method for processing signals from an audio accessory thereof |
| 12/31/2013 | CA2715722C Electronic device and case having offset sound openings |
| 12/27/2013 | WO2013192340A1 An earphone having a controlled acoustic leak port |
| 12/27/2013 | WO2013191278A1 Electronic apparatus and control program as well as information notification method |
| 12/27/2013 | WO2013191060A1 Probe and protective cover therefor |
| 12/27/2013 | WO2013190824A1 Speaker, electronic device and mobile device that uses speaker, and speaker manufacturing method |
| 12/27/2013 | WO2013190811A1 Speaker device and speaker-equipped device |
| 12/27/2013 | WO2013190056A2 Hearing protector |
| 12/27/2013 | WO2013189531A1 Injection moulded circuit carrier having an integrated circuit board |
| 12/27/2013 | CA2877033A1 Hearing protector |
| 12/26/2013 | US20130345170 Ear Pieces Having an Antimicrobial Treatment |
| 12/26/2013 | US20130343596 Speaker |
| 12/26/2013 | US20130343595 Headsets with non-occluding earbuds |
| 12/26/2013 | US20130343594 Earphone having a controlled acoustic leak port |
| 12/26/2013 | US20130343593 Earphone having an acoustic tuning mechanism |
| 12/26/2013 | US20130343591 Audio listening system |
| 12/26/2013 | US20130343590 Microphone |
| 12/26/2013 | US20130343588 Sound processors having contamination resistant control panels and implantable cochlear stimulation systems including the same |
| 12/26/2013 | US20130343580 Back Plate Apparatus with Multiple Layers Having Non-Uniform Openings |
| 12/26/2013 | US20130343579 Portable loudspeaker |
| 12/26/2013 | US20130343565 Headset With Magnetically Attached Ear Pad |
| 12/26/2013 | US20130343564 Audio Apparatus |
| 12/26/2013 | US20130343563 Headphone assembly with integralguitar amplifier |
| 12/26/2013 | US20130343562 Earring set with an audio speaker integrated therein |
| 12/26/2013 | US20130343559 Hearing Protector |
| 12/26/2013 | US20130342806 Piezo beam device |
| 12/25/2013 | EP2677769A2 Flat type speaker having damper-lead plate of pcb voice coil plate |
| 12/25/2013 | EP2677767A2 An earphone having an acoustic tuning mechanism |
| 12/25/2013 | EP2677766A2 Hearing protector |
| 12/25/2013 | EP2677765A1 Headphone for active noise suppression |
| 12/25/2013 | EP2676457A2 Acoustic horn gain managing |
| 12/25/2013 | CN203368725U Shell assembly and portable electronic device using the same |
| 12/25/2013 | CN203368724U Sound reinforcing device |
| 12/25/2013 | CN203368723U 扬声器模组 Speaker Module |
| 12/25/2013 | CN203368722U Sound box |
| 12/25/2013 | CN203368721U A sound effect intelligent adjusting device and an audio frequency play device |
| 12/25/2013 | CN203368720U Directive sound source system |
| 12/25/2013 | CN203368719U Multifunctional Bluetooth sound box with colorful-transformation induction lighting effect |
| 12/25/2013 | CN203368718U Insert earphone |
| 12/25/2013 | CN203368717U Earphone with telescopic connecting wire |
| 12/25/2013 | CN203368716U Flexible adhesive Bluetooth earphone |
| 12/25/2013 | CN203368715U Retractable portable earphone |
| 12/25/2013 | CN203368714U Headset cord holder and headset |
| 12/25/2013 | CN203368713U Green nonradiative earphone device |
| 12/25/2013 | CN203368712U Earphone with movable receiver |
| 12/25/2013 | CN203368711U Environmental-protective earphone without radiation |
| 12/25/2013 | CN203368710U Ear muff and headphone |
| 12/25/2013 | CN203368709U Necklace type multifunctional earphone |
| 12/25/2013 | CN203368708U Headphone spooler |
| 12/25/2013 | CN203368707U Mode switchable game earphone |
| 12/25/2013 | CN203368706U Wire receiver |
| 12/25/2013 | CN203368705U Novel uniform-force-bearing earphone |
| 12/25/2013 | CN203368704U Threaded plugging type earphone |
| 12/25/2013 | CN203368703U Novel earphone |
| 12/25/2013 | CN203368702U Audio line |
| 12/25/2013 | CN203368701U 智能蓝牙耳机 Smart Bluetooth Headset |
| 12/25/2013 | CN203368700U Hearing protection mechanism of earphone |
| 12/25/2013 | CN203368699U Remotely-controlled microphone support |
| 12/25/2013 | CN203368698U Desktop sound insulation screen |
| 12/25/2013 | CN203368697U 无线麦克风 Wireless Microphone |
| 12/25/2013 | CN203368696U Vertical microphone having text display function |
| 12/25/2013 | CN203368695U Microphone stand device |
| 12/25/2013 | CN203368694U 扬声器模组 Speaker Module |
| 12/25/2013 | CN203368693U Audio player |
| 12/25/2013 | CN203368692U Device for installing pad edge for loudspeaker |
| 12/25/2013 | CN203368691U Speaker with connecting assembly of oceangoing freighter |
| 12/25/2013 | CN203368690U Vehicle door loudspeaker shield |